Your mother's sister's niece's brother's aunt is your which relation ?

Your

Mother's

Sister's

Niece's

Brother's

Aunt

is your AUNT !!

What relation is your aunt's niece's father in law's son's daughter to you ?

What relation is your aunt's cousin's daughter's wife to you ?

What relation is your cousin's aunt's sister's grandmother to you ?

What relation is your brother's mother's son's cousin to you ?

What relation is your father's sister's brother in law's brother to you ?

What relation is your aunt's brother's daughter's father to you ?